Exposure
ID
MATIS.2025-01-23T06:02:43.619_1
Header ID
MATIS.2025-01-23T06:02:43.619
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 06:10:49 UTC+0000
UTC Start
2025-01-23 06:02:43.619
UTC End
2025-01-23 06:03:43.679
MJD Start
60698.25189374
MJD End
60698.25258887889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.01197
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.48
Observation
ID
63487
Category
science
Program ID
114.273K.001
Program Title
FIRST APERTURE-SYNTHESIS IMAGING OF A CIRCUMSTELLAR ENVELOPE OF CEPHEID WITH VLTI/MATISSE
Program Type
Normal
PI / COI
HOCDÉ / MATTER / GALLENNE / NARDETTO / KERVELLA / PIETRZYNSKI / NARLOCH / WIELGORSKI / HAJDU / GIEREN / KAMINSKI / BAILLEUL / BRAS / AFANASIEV / MÉRAND
Target
ID
47308
Name
l_Car
RA
146.311522
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2810 68.2870 268.2000 268.5000
K0-D0 94.5030 94.4700 251.9000 252.1000
K0-J3 46.8400 46.8770 324.8720 325.0370
G2-D0 34.7570 34.7310 218.4000 218.6000
G2-J3 57.7740 57.7310 45.6250 45.8140
D0-J3 92.3570 92.2900 42.9090 43.0930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60698.25189374
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311522
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 68.281
HIERARCH ESO ISS PBL12 END 68.287
HIERARCH ESO ISS PBLA12 START 268.2
HIERARCH ESO ISS PBLA12 END 268.5
HIERARCH ESO ISS PBL13 START 94.503
HIERARCH ESO ISS PBL13 END 94.47
HIERARCH ESO ISS PBLA13 START 251.9
HIERARCH ESO ISS PBLA13 END 252.1
HIERARCH ESO ISS PBL14 START 46.84
HIERARCH ESO ISS PBL14 END 46.877
HIERARCH ESO ISS PBLA14 START 324.872
HIERARCH ESO ISS PBLA14 END 325.037
HIERARCH ESO ISS PBL23 START 34.757
HIERARCH ESO ISS PBL23 END 34.731
HIERARCH ESO ISS PBLA23 START 218.4
HIERARCH ESO ISS PBLA23 END 218.6
HIERARCH ESO ISS PBL24 START 57.774
HIERARCH ESO ISS PBL24 END 57.731
HIERARCH ESO ISS PBLA24 START 45.625
HIERARCH ESO ISS PBLA24 END 45.814
HIERARCH ESO ISS PBL34 START 92.357
HIERARCH ESO ISS PBL34 END 92.29
HIERARCH ESO ISS PBLA34 START 42.909
HIERARCH ESO ISS PBLA34 END 43.093
HIERARCH ESO ISS AMBI TAU0 START 0.01197
HIERARCH ESO ISS AMBI TAU0 END 0.01197
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48